1210000101 has 32 divisors (see below), whose sum is σ = 1681612800. Its totient is φ = 773378496.

The previous prime is 1210000081. The next prime is 1210000111. The reversal of 1210000101 is 1010000121.

It is not a de Polignac number, because 1210000101 - 2⁶ = 1210000037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1210000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210000111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3296820 + ... + 3297186.

It is an arithmetic number, because the mean of its divisors is an integer number (52550400).

Almost surely, 2^1210000101 is an apocalyptic number.

It is an amenable number.

1210000101 is a deficient number, since it is larger than the sum of its proper divisors (471612699).

1210000101 is a wasteful number, since it uses less digits than its factorization.

1210000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1210000101 is about 34785.0557136251. The cubic root of 1210000101 is about 1065.6022664156.

Adding to 1210000101 its reverse (1010000121), we get a palindrome (2220000222).

The spelling of 1210000101 in words is "one billion, two hundred ten million, one hundred one", and thus it is an aban number.